businessman

/ˈbɪznɪsˌmæn; -mən/

noun (pl) -men

1.

a person, esp a man, engaged in commercial or industrial business, esp as an owner or executive

Usage note

There is a gender-neutral form, businessperson, but it does not appear to be very widely used. The plural business people is quite widely used, and if you wish to avoid being gender-specific, you could try recasting your sentence to use the plural